diff --git a/encrypted_fields_user.module b/encrypted_fields_user.module
index 85b3331..7e522a3 100644
--- a/encrypted_fields_user.module
+++ b/encrypted_fields_user.module
@@ -352,6 +352,7 @@ function encrypted_fields_user_views_pre_render(&$view) {
         if (!empty($user_uid_key) && !empty($view->result[$count]->{$user_uid_key})) {
           $user = $info->userFieldDecode(user_load($view->result[$count]->{$user_uid_key}));
           foreach ($view->result[$count] as $key => $value) {
+            $key_user = '';
             if (!empty($key)) {
               if (preg_match('/users_[^$]+_(name)/', $key, $v_result) || preg_match('/(mail)/', $key, $v_result)) {
                 $key_user = $v_result[1];